diff options
| author | Stephen Warren <swarren@nvidia.com> | 2014-01-07 16:16:32 -0700 |
|---|---|---|
| committer | Stephen Warren <swarren@nvidia.com> | 2014-02-19 10:15:37 -0700 |
| commit | 9615d65631bfed84dcbdf8b1ef3b6410f512e974 (patch) | |
| tree | 63c54082a4b3802e57c5db75adc04e94f5ff3391 /arch/arm/boot/dts/tegra20-seaboard.dts | |
| parent | 7be75df218eb012e4f5f4385cb49df3f89662bc7 (diff) | |
ARM: tegra: enable LCD panel on Seaboard
Seaboard uses a CLAA101WA01A LCD panel. Enable the relevant display
controller, backlight, and regulators.
Signed-off-by: Stephen Warren <swarren@nvidia.com>
Reviewed-by: Thierry Reding <treding@nvidia.com>
Diffstat (limited to 'arch/arm/boot/dts/tegra20-seaboard.dts')
| -rw-r--r-- | arch/arm/boot/dts/tegra20-seaboard.dts | 55 |
1 files changed, 54 insertions, 1 deletions
diff --git a/arch/arm/boot/dts/tegra20-seaboard.dts b/arch/arm/boot/dts/tegra20-seaboard.dts index a11b6e7b4759..a1d4bf9895d7 100644 --- a/arch/arm/boot/dts/tegra20-seaboard.dts +++ b/arch/arm/boot/dts/tegra20-seaboard.dts @@ -17,6 +17,14 @@ }; host1x@50000000 { + dc@54200000 { + rgb { + status = "okay"; + + nvidia,panel = <&panel>; + }; + }; + hdmi@54280000 { status = "okay"; @@ -312,6 +320,10 @@ status = "okay"; }; + pwm: pwm@7000a000 { + status = "okay"; + }; + i2c@7000c000 { status = "okay"; clock-frequency = <400000>; @@ -369,7 +381,7 @@ #size-cells = <0>; }; - i2c@1 { + lvds_ddc: i2c@1 { reg = <1>; #address-cells = <1>; #size-cells = <0>; @@ -762,6 +774,17 @@ non-removable; }; + backlight: backlight { + compatible = "pwm-backlight"; + + enable-gpios = <&gpio TEGRA_GPIO(D, 4) GPIO_ACTIVE_HIGH>; + power-supply = <&vdd_bl_reg>; + pwms = <&pwm 2 5000000>; + + brightness-levels = <0 4 8 16 32 64 128 255>; + default-brightness-level = <6>; + }; + clocks { compatible = "simple-bus"; #address-cells = <1>; @@ -795,6 +818,16 @@ }; }; + panel: panel { + compatible = "chunghwa,claa101wa01a", "simple-panel"; + + power-supply = <&vdd_pnl_reg>; + enable-gpios = <&gpio TEGRA_GPIO(B, 2) GPIO_ACTIVE_HIGH>; + + backlight = <&backlight>; + ddc-i2c-bus = <&lvds_ddc>; + }; + regulators { compatible = "simple-bus"; #address-cells = <1>; @@ -839,6 +872,26 @@ regulator-always-on; regulator-boot-on; }; + + vdd_pnl_reg: regulator@4 { + compatible = "regulator-fixed"; + reg = <4>; + regulator-name = "vdd_pnl"; + regulator-min-microvolt = <2800000>; + regulator-max-microvolt = <2800000>; + gpio = <&gpio TEGRA_GPIO(C, 6) GPIO_ACTIVE_HIGH>; + enable-active-high; + }; + + vdd_bl_reg: regulator@5 { + compatible = "regulator-fixed"; + reg = <5>; + regulator-name = "vdd_bl"; + regulator-min-microvolt = <2800000>; + regulator-max-microvolt = <2800000>; + gpio = <&gpio TEGRA_GPIO(W, 0) GPIO_ACTIVE_HIGH>; + enable-active-high; + }; }; sound { |